Marlins DFA 3B/1B Emmanuel Rivera

(Photo credit: Jeff Hanisch-USA TODAY Sports)
The Miami Marlins selected the contract of right-hander Adam Oller from Triple-A Jacksonville on Monday and designated infielder Emmanuel Rivera for assignment.

Oller is expected to get the start for the Marlins against the Arizona Diamondbacks on Monday. Rivera's DFA opened up a spot on the 40-man roster as well as the active roster.

The Marlins also optioned RHP George Sor